*,
::before,
::after {
  padding: 0;
  margin: 0;
  -webkit-tap-highlight-color: transparent;
  -webkit-box-sizing: border-box;
}
body {
  font-size: 14px;
  font-family: "Microsoft Yahei", "sans-serif";
  color: #000;
}
a {
  text-decoration: none;
  color: #000;
}
ul {
  list-style: none;
}
input,
textarea {
  border: none;
  resize: none;
  outline: none;
  -webkit-appearance: none;
}
.clearfix::before,
.clearfix::after {
  content: ".";
  display: block;
  visibility: hidden;
  line-height: 0;
  height: 0;
  clear: both;
}
